Huanyang grass

Huanyang grass

(Shaanxi herbal medicine)

[synonyms] sanpiqi (Shaanxi herbal medicine), Jiangpi aituotuo, wangbutterfly (Kunming folk herbal medicine), huanghuashen (Guizhou herbal medicine catalogue).

[source] it is the root of Sedum sativum L.

[plant morphology] Sedum yunnanense, also known as Hu doulian.

Perennial succulent herbs, about 40 cm high. Root cylindrical, dark brown. Stem erect. Leaves opposite or 3-impeller, elliptic to rhombic, margin irregularly sparsely toothed, sessile. Cymose panicle with yellow flowers; sepals 4; petals 4; stamens 8; carpels 4. Follicles boat shaped. The flowering and fruiting period is from August to September.

It grows in the grass of high hillside wetland. It is distributed in Shaanxi, Yunnan, Guizhou and other places.

[collection] dig in early spring or late autumn, remove the residual stems and fibrous roots, wash the soil and dry in the sun.

[nature and taste] Shaanxi herbal medicine: "bitter and astringent, cool. "

Functions and indications: clearing away heat and toxin, dispersing blood stasis and stopping bleeding. For laryngitis, cough, diarrhea, dysentery, contusion, trauma.

① Shaanxi herbal medicine: "astringent, detumescence. For dysentery, diarrhea, laryngitis, traumatic injury, swelling and pain. "

② Guizhou medicine and plant Catalogue: "tonifying deficiency, relieving cough, clearing heat, stopping bleeding. It can cure weakness, cough, knife wound and bleeding. "

[usage and dosage] oral administration: decoct soup, 2-4 yuan; or soak in wine. External use: tamping.